Source Code Cross Referenced for PassiveUserManager.java in  » Web-Framework » TURBINE » org » apache » turbine » services » security » passive » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Web Framework » TURBINE » org.apache.turbine.services.security.passive 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        package org.apache.turbine.services.security.passive;
002:
003:        /*
004:         * Licensed to the Apache Software Foundation (ASF) under one
005:         * or more contributor license agreements.  See the NOTICE file
006:         * distributed with this work for additional information
007:         * regarding copyright ownership.  The ASF licenses this file
008:         * to you under the Apache License, Version 2.0 (the
009:         * "License"); you may not use this file except in compliance
010:         * with the License.  You may obtain a copy of the License at
011:         *
012:         *   http://www.apache.org/licenses/LICENSE-2.0
013:         *
014:         * Unless required by applicable law or agreed to in writing,
015:         * software distributed under the License is distributed on an
016:         * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
017:         * KIND, either express or implied.  See the License for the
018:         * specific language governing permissions and limitations
019:         * under the License.
020:         */
021:
022:        import java.util.List;
023:
024:        import org.apache.commons.configuration.Configuration;
025:
026:        import org.apache.torque.util.Criteria;
027:
028:        import org.apache.turbine.om.security.User;
029:        import org.apache.turbine.services.security.UserManager;
030:        import org.apache.turbine.util.security.DataBackendException;
031:        import org.apache.turbine.util.security.EntityExistsException;
032:        import org.apache.turbine.util.security.PasswordMismatchException;
033:        import org.apache.turbine.util.security.UnknownEntityException;
034:
035:        /**
036:         * Void user manager can be used where no data storage is needed
037:         * by the application.
038:         * It's methods don't provide any useful functionality  except throwing
039:         * DataBackendExceptions. Security service will be still able to create
040:         * anonymous User objects when this UserManager is used.
041:         *
042:         * @author <a href="mailto:Rafal.Krzewski@e-point.pl">Rafal Krzewski</a>
043:         * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
044:         * @version $Id: PassiveUserManager.java 534527 2007-05-02 16:10:59Z tv $
045:         */
046:        public class PassiveUserManager implements  UserManager {
047:            /**
048:             * Initializes the UserManager
049:             *
050:             * @param conf A Configuration object to init this Manager
051:             */
052:            public void init(Configuration conf) {
053:                // GNDN
054:            }
055:
056:            /**
057:             * Check whether a specified user's account exists.
058:             *
059:             * The login name is used for looking up the account.
060:             *
061:             * @param user The user to be checked.
062:             * @return true if the specified account exists
063:             * @throws DataBackendException if there was an error accessing the data backend.
064:             */
065:            public boolean accountExists(User user) throws DataBackendException {
066:                throw new DataBackendException(
067:                        "PassiveUserManager knows no users");
068:            }
069:
070:            /**
071:             * Check whether a specified user's account exists.
072:             *
073:             * The login name is used for looking up the account.
074:             *
075:             * @param userName The name of the user to be checked.
076:             * @return true if the specified account exists
077:             * @throws DataBackendException if there was an error accessing the data backend.
078:             */
079:            public boolean accountExists(String userName)
080:                    throws DataBackendException {
081:                throw new DataBackendException(
082:                        "PassiveUserManager knows no users");
083:            }
084:
085:            /**
086:             * Retrieve a user from persistent storage using username as the
087:             * key.
088:             *
089:             * @param username the name of the user.
090:             * @return an User object.
091:             * @exception UnknownEntityException if the user's record does not
092:             *            exist in the database.
093:             * @exception DataBackendException if there is a problem accessing the
094:             *            storage.
095:             */
096:            public User retrieve(String username)
097:                    throws UnknownEntityException, DataBackendException {
098:                throw new DataBackendException(
099:                        "PassiveUserManager knows no users");
100:            }
101:
102:            /**
103:             * Retrieve a user from persistent storage using the primary key
104:             *
105:             * @param key The primary key object
106:             * @return an User object.
107:             * @throws UnknownEntityException if the user's record does not
108:             *         exist in the database.
109:             * @throws DataBackendException if there is a problem accessing the
110:             *         storage.
111:             */
112:            public User retrieveById(Object key) throws UnknownEntityException,
113:                    DataBackendException {
114:                throw new DataBackendException(
115:                        "PassiveUserManager knows no users");
116:            }
117:
118:            /**
119:             * Retrieve a set of users that meet the specified criteria.
120:             *
121:             * As the keys for the criteria, you should use the constants that
122:             * are defined in {@link User} interface, plus the names
123:             * of the custom attributes you added to your user representation
124:             * in the data storage. Use verbatim names of the attributes -
125:             * without table name prefix in case of DB implementation.
126:             *
127:             * @param criteria The criteria of selection.
128:             * @return a List of users meeting the criteria.
129:             * @throws DataBackendException if there is a problem accessing the
130:             *         storage.
131:             * @deprecated Use <a href="#retrieveList">retrieveList</a> instead.
132:             */
133:            public User[] retrieve(Criteria criteria)
134:                    throws DataBackendException {
135:                throw new DataBackendException(
136:                        "PassiveUserManager knows no users");
137:            }
138:
139:            /**
140:             * Retrieve a set of users that meet the specified criteria.
141:             *
142:             * As the keys for the criteria, you should use the constants that
143:             * are defined in {@link User} interface, plus the names
144:             * of the custom attributes you added to your user representation
145:             * in the data storage. Use verbatim names of the attributes -
146:             * without table name prefix in case of DB implementation.
147:             *
148:             * @param criteria The criteria of selection.
149:             * @return a List of users meeting the criteria.
150:             * @throws DataBackendException if there is a problem accessing the
151:             *         storage.
152:             */
153:            public List retrieveList(Criteria criteria)
154:                    throws DataBackendException {
155:                throw new DataBackendException(
156:                        "PassiveUserManager knows no users");
157:            }
158:
159:            /**
160:             * Retrieve a user from persistent storage using username as the
161:             * key, and authenticate the user. The implementation may chose
162:             * to authenticate to the server as the user whose data is being
163:             * retrieved.
164:             *
165:             * @param username the name of the user.
166:             * @param password the user supplied password.
167:             * @return an User object.
168:             * @exception PasswordMismatchException if the supplied password was
169:             *            incorrect.
170:             * @exception UnknownEntityException if the user's record does not
171:             *            exist in the database.
172:             * @exception DataBackendException if there is a problem accessing the
173:             *            storage.
174:             */
175:            public User retrieve(String username, String password)
176:                    throws PasswordMismatchException, UnknownEntityException,
177:                    DataBackendException {
178:                throw new DataBackendException(
179:                        "PassiveUserManager knows no users");
180:            }
181:
182:            /**
183:             * Save an User object to persistent storage. User's record is
184:             * required to exist in the storage.
185:             *
186:             * @param user an User object to store.
187:             * @exception UnknownEntityException if the user's record does not
188:             *            exist in the database.
189:             * @exception DataBackendException if there is a problem accessing the
190:             *            storage.
191:             */
192:            public void store(User user) throws UnknownEntityException,
193:                    DataBackendException {
194:                throw new DataBackendException(
195:                        "PassiveUserManager does not support saving user data");
196:            }
197:
198:            /**
199:             * Saves User data when the session is unbound. The user account is required
200:             * to exist in the storage.
201:             *
202:             * LastLogin, AccessCounter, persistent pull tools, and any data stored
203:             * in the permData hashtable that is not mapped to a column will be saved.
204:             *
205:             * @exception UnknownEntityException if the user's account does not
206:             *            exist in the database.
207:             * @exception DataBackendException if there is a problem accessing the
208:             *            storage.
209:             */
210:            public void saveOnSessionUnbind(User user)
211:                    throws UnknownEntityException, DataBackendException {
212:                throw new DataBackendException(
213:                        "PassiveUserManager does not support saving user data");
214:            }
215:
216:            /**
217:             * Authenticate an User with the specified password. If authentication
218:             * is successful the method returns nothing. If there are any problems,
219:             * exception was thrown.
220:             *
221:             * @param user an User object to authenticate.
222:             * @param password the user supplied password.
223:             * @exception PasswordMismatchException if the supplied password was
224:             *            incorrect.
225:             * @exception UnknownEntityException if the user's record does not
226:             *            exist in the database.
227:             * @exception DataBackendException if there is a problem accessing the
228:             *            storage.
229:             */
230:            public void authenticate(User user, String password)
231:                    throws PasswordMismatchException, UnknownEntityException,
232:                    DataBackendException {
233:                throw new DataBackendException(
234:                        "PassiveUserManager knows no users");
235:            }
236:
237:            /**
238:             * Creates new user account with specified attributes.
239:             *
240:             * @param user the object describing account to be created.
241:             * @param initialPassword The password to use for the object creation
242:             *
243:             * @throws DataBackendException if there was an error accessing the data backend.
244:             * @throws EntityExistsException if the user account already exists.
245:             */
246:            public void createAccount(User user, String initialPassword)
247:                    throws EntityExistsException, DataBackendException {
248:                throw new DataBackendException(
249:                        "PassiveUserManager does not support"
250:                                + " creating accounts");
251:            }
252:
253:            /**
254:             * Removes an user account from the system.
255:             *
256:             * @param user the object describing the account to be removed.
257:             * @throws DataBackendException if there was an error accessing the data backend.
258:             * @throws UnknownEntityException if the user account is not present.
259:             */
260:            public void removeAccount(User user) throws UnknownEntityException,
261:                    DataBackendException {
262:                throw new DataBackendException(
263:                        "PassiveUserManager does not support removing accounts");
264:            }
265:
266:            /**
267:             * Change the password for an User.
268:             *
269:             * @param user an User to change password for.
270:             * @param oldPassword the current password supplied by the user.
271:             * @param newPassword the current password requested by the user.
272:             * @exception PasswordMismatchException if the supplied password was
273:             *            incorrect.
274:             * @exception UnknownEntityException if the user's record does not
275:             *            exist in the database.
276:             * @exception DataBackendException if there is a problem accessing the
277:             *            storage.
278:             */
279:            public void changePassword(User user, String oldPassword,
280:                    String newPassword) throws PasswordMismatchException,
281:                    UnknownEntityException, DataBackendException {
282:                throw new DataBackendException(
283:                        "PassiveUserManager does not support setting passwords");
284:            }
285:
286:            /**
287:             * Forcibly sets new password for an User.
288:             *
289:             * This is supposed by the administrator to change the forgotten or
290:             * compromised passwords. Certain implementatations of this feature
291:             * would require administrative level access to the authenticating
292:             * server / program.
293:             *
294:             * @param user an User to change password for.
295:             * @param password the new password.
296:             * @exception UnknownEntityException if the user's record does not
297:             *            exist in the database.
298:             * @exception DataBackendException if there is a problem accessing the
299:             *            storage.
300:             */
301:            public void forcePassword(User user, String password)
302:                    throws UnknownEntityException, DataBackendException {
303:                throw new DataBackendException(
304:                        "PassiveUserManager does not support setting passwords");
305:            }
306:        }
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